The NH-U9 TR4-SP3 is a premium CPU cooler in a compact 9cm size. Based on NH-U9 cooler it is custom designed to be compatible with the AMD’s Threadripper platform on sTRX4/TR4/SP3 sockets thanks to its large contact surface. This design provides great cooling performance and improves compatibility. It clears RAM and PCIe slots on most Intel and AMD motherboards, even on their ITX versions. With its included dual NF-A9 fans with PWM automatic fan control it offers great cooling performance, quiet operation.

NOTE: Please note that the NH-U9 TR4-SP3 is a dedicated version for the AMD sTRX4/TR4/SP3 socket. Due to its customized larger base, it cannot be used on any other sockets and is incompatible with Noctua’s standard mounting kits.


Socket compatibilityAMD sTRX4, TR4, SP3
Size (HxWxD – no fan)125x95x71 mm
Size (HxWxD – with fan)125x95x120 mm
MaterialCopper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
Fan compatibility2x 92x92x25mm
Fan includedNoctua NF-A9 PWM
Max. rotational speed (+/- 10%)2000 RPM
Min. rotational speed (PWM, +/-20%)400 RPM
Max. airflow78,9  m³/h
Max. acoustical noise22,8 dB(A)
Package Content2x NF-A9 PWM premium fan, 2x Low-Noise Adapter (L.N.A.), Y-split cable, NT-H1 high-grade thermal compound, SecuFirm2™ mounting kit for sTRX4/TR4/SP3, Noctua metal case-badge

More details can be found on manufacturer’s website.

Weight1.2 kg
Dimensions12.5 × 9.5 × 7.1 cm


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

You may also like...